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FLAIRS
2006
13 years 9 months ago
The Theory of Cognitive Prism-Recognizing Variable Spatial Environments
This paper outlines a symbolic computational theory for recognizing variable spatial environments-The Theory of Cognitive Prism, (Dong 2005). This theory defines distance and orie...
Tiansi Dong
TIP
2008
163views more  TIP 2008»
13 years 8 months ago
Image Modeling and Denoising With Orientation-Adapted Gaussian Scale Mixtures
We develop a statistical model to describe the spatially varying behavior of local neighborhoods of coefficients in a multiscale image representation. Neighborhoods are modeled as ...
David K. Hammond, Eero P. Simoncelli
TRS
2008
13 years 8 months ago
Generalized Indiscernibility Relations: Applications for Missing Values and Analysis of Structural Objects
In this paper, we discuss an approach to structural objects based on a generalisation of indiscernibility relation used in rough set theory. The existing results in rough set theor...
Wojciech Jaworski
TSP
2008
124views more  TSP 2008»
13 years 8 months ago
Dictionary Preconditioning for Greedy Algorithms
This article introduces the concept of sensing dictionaries. It presents an alteration of greedy algorithms like thresholding or (Orthogonal) Matching Pursuit which improves their...
Karin Schnass, Pierre Vandergheynst
ICMCS
2009
IEEE
106views Multimedia» more  ICMCS 2009»
13 years 5 months ago
Modeling and analysis of content identification
Content fingerprinting provides a compact content-based representation of a multimedia document. An important application of fingerprinting is the identification of modified copie...
Avinash L. Varna, Min Wu